body {
    font-family: 'Microsoft YaHei';
}
.wrap {
    position: fixed;
    width: 450px;
    left: 50%;
    margin-left: -225px;
    top: 20px;
    bottom: 20px;
    border: 1px solid #ebebeb;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}
.header {
    height: 55px;
    background: linear-gradient(90deg, rgba(246, 60, 47, 0.6), rgba(128, 58, 242, 0.6));
    overflow: hidden;
}
.header h3 {
    color: #faf3fc;
    line-height: 55px;
    font-weight: normal;
    float: left;
    letter-spacing: 2px;
    margin-left: 25px;
    font-size: 18px;
    text-shadow: 0px 0px 5px #944846;
}
.header img {
    float: right;
    margin: 7px 25px 0 0;
    border-radius: 20px;
    box-shadow: 0 0 5px #f7f2fe;
}
.main {
    position: absolute;
    left: 0;
    right: 0;
    top: 55px;
    bottom: 55px;
    background-color: #f4f3f3;
    box-sizing: border-box;
    padding: 10px 0;
    overflow:hidden;
}
.talk_list{
    position: absolute;
    width:100%;
    left:0px;
    top:0px;
    height: 100%;
    overflow: auto;
}


.talk_list::-webkit-scrollbar {
  width : 10px;  /*高宽分别对应横竖滚动条的尺寸*/
  height: 1px;
}
.talk_list::-webkit-scrollbar-thumb {
  border-radius   : 10px;
  background-color: rgba(128, 58, 242, 0.6);
  background-image: -webkit-linear-gradient(
      45deg,
      rgba(255, 255, 255, 0.2) 25%,
      transparent 25%,
      transparent 50%,
      rgba(255, 255, 255, 0.2) 50%,
      rgba(255, 255, 255, 0.2) 75%,
      transparent 75%,
      transparent
  );
}
.talk_list::-webkit-scrollbar-track {
  /*滚动条里面轨道*/
  box-shadow   : inset 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
}


.talk_list li {
    overflow: hidden;
    margin: 20px 0px 30px;
}
.talk_list .left_word img {
    float: left;
    margin-left: 20px;
}
.talk_list .left_word span {
    float: left;
    background-color: #fe9697;
    padding: 10px 15px;
    max-width: 290px;
    border-radius: 12px;
    font-size: 16px;
    color: #fff;
    margin-left: 13px;
    position: relative;
    line-height: 24px;
    word-break: break-word;
}
.talk_list .left_word span:before {
    content: '';
    position: absolute;
    left: -8px;
    top: 3px;
    width: 13px;
    height: 12px;
    background: url('../img/corner01.png') no-repeat;
}
.talk_list .right_word img {
    float: right;
    margin-right: 20px;
}
.talk_list .right_word span {
    float: right;
    background-color: #fff;
    padding: 10px 15px;
    max-width: 290px;
    border-radius: 12px;
    font-size: 16px;
    color: #000;
    margin-right: 13px;
    position: relative;
    line-height: 24px;
    word-break: break-word;
}
.talk_list .right_word span:before {
    content: '';
    position: absolute;
    right: -8px;
    top: 3px;
    width: 13px;
    height: 12px;
    background: url('../img/corner02.png') no-repeat;
}
.drag_bar{
    position:absolute;
    right:0px;
    top:0px;
    background-color: #fff;
    height:100%;
    width:6px;
    box-sizing:border-box;
    border-bottom:1px solid #f4f3f3;
}
.drager{
    position:absolute;
    left:0px;
    top:0px;
    background-color: #cdcdcd;
    height:100px;
    width:6px;
    border-radius:3px;
    cursor: pointer;
}

.footer{
    width:100%;
    height: 55px;
    left:0px;
    bottom:0px;
    background-color:#fff;
    position: absolute;
}

.footer img{
    float: left;
    margin:8px 0 0 20px;
}

.input_txt{
    float: left;
    width:270px;
    height:37px;
    border:0px;
    background-color: #f4f3f3;
    margin:9px 0 0 20px;
    border-radius:8px;
    padding:0px;
    outline:none;
    text-indent:15px;
}
.input_sub{
    float: left;
    width:70px;
    height:37px;
    border:0px;
    background-color: #fe9697;
    margin:9px 0 0 15px;
    border-radius:8px;
    padding:0px;
    outline:none;
    color:#fff;
    cursor: pointer;    
}
